| No. | Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
|
1
| 'Adrian K.' | Kohlein, Fritz | Unknown | Yellow | | | Unknown | Unknown | Unknown | --NR-- |
|
2
| 'Ahr' | Klose, Heinz | Medium | Blue/Green | | | Hybrid | Unknown | Unknown | --NR-- |
|
3
| 'Alaska Gold' | Jentsch, Klaus | Small | Yellow | | | Unknown | Light-Purple | Unknown | --NR-- |
|
4
| 'Alba Improved' | Arends, George | Unknown | Unknown | | | Sport | Unknown | Unknown | --NR-- |
|
5
| 'Ansty' | Simon, Dr Hans | Medium | Blue/Green | | | Unknown | Unknown | Unknown | --NR-- |
|
6
| 'Apostel' | Ragus, Gerhard & Ragus, Renate | Medium | Med-Green | | | Hybrid | Deep-Purple | July to August | .2020 |
|
7
| 'Aqua June' | Ragus, Gerhard & Ragus, Renate | Medium | Blue/Green | | | Hybrid | Med-Lavender | August to September | .2022 |
|
8
| 'Auwald' | Becherer, Josef | Unknown | Unknown | | | Unknown | Unknown | Unknown | --NR-- |
|